The Carlisle® 4022514 Sparta® Spectrum® Self-Locking Flex-Tip™ Handle is designed with more flexibility than standard handles, helping it to reduce stress during heavy use. The handle is made with lightweight fiberglass material with a threaded end for interchangeable head parts (sweeps, squeegees floor scrubs etc). Sparta® Spectrum® Economy Handles are a great alternative to standard handles while still providing dependability and longevity.